8,11,14-eicosatrienoic acid
metabolite8,11,14-eicosatrienoic acid reduction post-myocardial infarction reflects disrupted polyunsaturated fatty acid metabolism and ischemic metabolic remodeling.
Pathway placement
Cascade stepOff-pathway / systemic markers
Confidencelow
RationalePolyunsaturated eicosatrienoic acid; downregulated post-MI metabolite.
Also acts inMyocardial injury
Druggability
Not assessed (no mapped human gene target).
Type I vs Type II discrimination
ScoresLow-confidence (proxy)
R — rupture / Type-I36
C — confounder / Type-II61
A — assay feasibility42
E — evidence strength23
T1DI (composite)4
Specificity differential (R−C)-24.9
Confounder panel (Type-II drivers)
No confounder evidence retrieved.
Tier: light (literature co-occurrence proxy — lower confidence). See the discrimination table for all markers.
Assay & specimen
Class-level default (no specific cleared assay)— generic method inferred from analyte class; confirm against a specific product insert before use.
Specimen
Serum, plasma or urine
Collection tube
Serum separator (gold/red-top, SST) · Lithium heparin (green-top) · Sterile urine container
Method / principle
LC-MS/MS (targeted metabolomics) or enzymatic colorimetric where available
Reagent / substrate
Stable-isotope-labeled internal standard (MS); or enzyme-coupled Trinder reagent
Platform
LC-MS/MS; some automated chemistry
Turnaround · availability
Send-out / research · Specialized / research
Literature evidence(1)
- Nicotinamide riboside kinase-2 regulates metabolic adaptation in the ischemic heart.Journal of molecular medicine (Berlin, Germany) · 2023 · PMID 36808555 · doi